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<h1>navo/algorithm/hash/signature/sha512.h</h1>  </div>
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<a href="sha512_8h.html">浏览该文件的文档。</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */</span>
<a name="l00011"></a>00011 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span><span class="preprocessor">#pragma once</span>
<a name="l00013"></a>00013 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* #ifdef _MSC_VER */</span>
<a name="l00014"></a>00014 
<a name="l00015"></a>00015 <span class="preprocessor">#ifndef __NV_SHA512__</span>
<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define __NV_SHA512__</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span>
<a name="l00018"></a>00018 <span class="preprocessor">#include &quot;<a class="code" href="cdef_8h.html" title="Definitions and declarations for common constants, types, variables.">../../../port/cdef.h</a>&quot;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include &quot;<a class="code" href="integer_8h.html" title="Provides standard integer types.">../../../port/integer.h</a>&quot;</span>
<a name="l00020"></a>00020 
<a name="l00027"></a>00027 <span class="preprocessor">#ifdef INT64_SUPPORT</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#include &lt;cstring&gt;</span>
<a name="l00031"></a>00031 <span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {
<a name="l00032"></a>00032 <span class="preprocessor">#else</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00034"></a>00034 <span class="preprocessor">#endif  </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00035"></a>00035 
<a name="l00042"></a>00042 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00044"></a>00044     uint64_t cnt[2];
<a name="l00046"></a>00046     uint64_t digest[8];
<a name="l00048"></a>00048     <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a> in[128];
<a name="l00049"></a>00049 }sha512_ctx, sha384_ctx;
<a name="l00050"></a>00050 
<a name="l00051"></a>00051 <span class="preprocessor">#define SHA512_HASH_H0 UINT64_C(0x6A09E667F3BCC908)</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H1 UINT64_C(0xBB67AE8584CAA73B)</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H2 UINT64_C(0x3C6EF372FE94F82B)</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H3 UINT64_C(0xA54FF53A5F1D36F1)</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H4 UINT64_C(0x510E527FADE682D1)</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H5 UINT64_C(0x9B05688C2B3E6C1F)</span>
<a name="l00057"></a>00057 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H6 UINT64_C(0x1F83D9ABFB41BD6B)</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor">#define SHA512_HASH_H7 UINT64_C(0x5BE0CD19137E2179)</span>
<a name="l00059"></a>00059 <span class="preprocessor"></span>
<a name="l00060"></a>00060 <span class="preprocessor">#define SHA384_HASH_H0 UINT64_C(0xcbbb9d5dc1059ed8)</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H1 UINT64_C(0x629a292a367cd507)</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H2 UINT64_C(0x9159015a3070dd17)</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H3 UINT64_C(0x152fecd8f70e5939)</span>
<a name="l00064"></a>00064 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H4 UINT64_C(0x67332667ffc00b31)</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H5 UINT64_C(0x8eb44a8768581511)</span>
<a name="l00066"></a>00066 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H6 UINT64_C(0xdb0c2e0d64f98fa7)</span>
<a name="l00067"></a>00067 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_HASH_H7 UINT64_C(0x47b5481dbefa4fa4)</span>
<a name="l00068"></a>00068 <span class="preprocessor"></span>
<a name="l00069"></a>00069 <span class="preprocessor">#define SHA512_SIZE 64</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#define SHA384_SIZE 48</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span>
<a name="l00076"></a>00076 <span class="preprocessor">#define SHA512_CTX(name) \</span>
<a name="l00077"></a>00077 <span class="preprocessor">    sha512_ctx name = {{0, 0}, {            \</span>
<a name="l00078"></a>00078 <span class="preprocessor">        SHA512_HASH_H0, SHA512_HASH_H1,     \</span>
<a name="l00079"></a>00079 <span class="preprocessor">        SHA512_HASH_H2, SHA512_HASH_H3,     \</span>
<a name="l00080"></a>00080 <span class="preprocessor">        SHA512_HASH_H4, SHA512_HASH_H5,     \</span>
<a name="l00081"></a>00081 <span class="preprocessor">        SHA512_HASH_H6, SHA512_HASH_H7}, {0}}</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00087"></a>00087 <span class="preprocessor">#define SHA384_CTX(name) \</span>
<a name="l00088"></a>00088 <span class="preprocessor">    sha512_ctx name = {{0, 0}, {            \</span>
<a name="l00089"></a>00089 <span class="preprocessor">        SHA384_HASH_H0, SHA384_HASH_H1,     \</span>
<a name="l00090"></a>00090 <span class="preprocessor">        SHA384_HASH_H2, SHA384_HASH_H3,     \</span>
<a name="l00091"></a>00091 <span class="preprocessor">        SHA384_HASH_H4, SHA384_HASH_H5,     \</span>
<a name="l00092"></a>00092 <span class="preprocessor">        SHA384_HASH_H6, SHA384_HASH_H7}, {0}}</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span>
<a name="l00094"></a>00094 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> __sha512_init(uint64_t* digest, uint64_t* cnt)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096     digest[0] = SHA512_HASH_H0;
<a name="l00097"></a>00097     digest[1] = SHA512_HASH_H1;
<a name="l00098"></a>00098     digest[2] = SHA512_HASH_H2;
<a name="l00099"></a>00099     digest[3] = SHA512_HASH_H3;
<a name="l00100"></a>00100     digest[4] = SHA512_HASH_H4;
<a name="l00101"></a>00101     digest[5] = SHA512_HASH_H5;
<a name="l00102"></a>00102     digest[6] = SHA512_HASH_H6;
<a name="l00103"></a>00103     digest[7] = SHA512_HASH_H7;
<a name="l00104"></a>00104     cnt[0] = 0;
<a name="l00105"></a>00105     cnt[1] = 0;
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107 
<a name="l00113"></a>00113 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> sha512_init(sha512_ctx* ctx)
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115     __sha512_init(ctx-&gt;digest, ctx-&gt;cnt);
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117 
<a name="l00118"></a>00118 NV_API <span class="keywordtype">void</span> __sha512_update(sha512_ctx* ctx, <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a>* buf, <span class="keywordtype">size_t</span> cnt);
<a name="l00119"></a>00119 
<a name="l00150"></a>00150 <span class="preprocessor">#define sha512_update(ctx, buf, cnt) __sha512_update(ctx, (uint8_t*)(buf), cnt)</span>
<a name="l00151"></a>00151 <span class="preprocessor"></span>
<a name="l00159"></a>00159 NV_API <span class="keywordtype">void</span> sha512_final(sha512_ctx* ctx, <span class="keywordtype">void</span>* digest);
<a name="l00160"></a>00160 
<a name="l00161"></a>00161 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> __sha384_init(uint64_t* digest, uint64_t* cnt)
<a name="l00162"></a>00162 {
<a name="l00163"></a>00163     digest[0] = SHA384_HASH_H0;
<a name="l00164"></a>00164     digest[1] = SHA384_HASH_H1;
<a name="l00165"></a>00165     digest[2] = SHA384_HASH_H2;
<a name="l00166"></a>00166     digest[3] = SHA384_HASH_H3;
<a name="l00167"></a>00167     digest[4] = SHA384_HASH_H4;
<a name="l00168"></a>00168     digest[5] = SHA384_HASH_H5;
<a name="l00169"></a>00169     digest[6] = SHA384_HASH_H6;
<a name="l00170"></a>00170     digest[7] = SHA384_HASH_H7;
<a name="l00171"></a>00171     cnt[0] = 0;
<a name="l00172"></a>00172     cnt[1] = 0;
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 
<a name="l00180"></a>00180 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> sha384_init(sha384_ctx* ctx)
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182     __sha384_init(ctx-&gt;digest, ctx-&gt;cnt);
<a name="l00183"></a>00183 }
<a name="l00184"></a>00184 
<a name="l00215"></a>00215 <span class="preprocessor">#define sha384_update(ctx, buf, cnt) __sha512_update(ctx, (uint8_t*)(buf), cnt)</span>
<a name="l00216"></a>00216 <span class="preprocessor"></span>
<a name="l00224"></a>00224 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> sha384_final(sha384_ctx* ctx, <span class="keywordtype">void</span>* digest)
<a name="l00225"></a>00225 {
<a name="l00226"></a>00226     <a class="code" href="group___xE6_x95_xB4_xE5_x9E_x8B_xE5_xAE_x9A_xE4_xB9_x89.html#gae1affc9ca37cfb624959c866a73f83c2" title="8比特无符号整型">uint8_t</a> t[64];
<a name="l00227"></a>00227 
<a name="l00228"></a>00228     sha512_final(ctx, t);
<a name="l00229"></a>00229     memcpy(digest, t, 48);
<a name="l00230"></a>00230     memset(t, 0, <span class="keyword">sizeof</span>(t));
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232 
<a name="l00233"></a>00233 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00234"></a>00234 <span class="preprocessor"></span>}
<a name="l00235"></a>00235 <span class="preprocessor">#endif  </span><span class="comment">/* #ifdef __cplusplus */</span>
<a name="l00236"></a>00236 
<a name="l00237"></a>00237 <span class="preprocessor">#else</span>
<a name="l00238"></a>00238 <span class="preprocessor"></span><span class="preprocessor">#error &quot;Need int64 support&quot;</span>
<a name="l00239"></a>00239 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* #ifdef INT64_SUPPORT */</span>
<a name="l00240"></a>00240 
<a name="l00243"></a>00243 <span class="preprocessor">#endif </span><span class="comment">/* #ifndef __NV_SHA512__ */</span>
<a name="l00244"></a>00244 
</pre></div></div>
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